Section 18.124 - Authorized take allowed under a Letter of Authorization (LOA)(a) An LOA allows for the nonlethal, non-injurious, incidental, but not intentional take by Level B harassment, as defined in § 18.3 and under section 3 of the Marine Mammal Protection Act ( 16 U.S.C. 1362 ), of Pacific walruses and/or polar bears while conducting oil and gas industry exploration, development, and production within the Beaufort Sea ITR region described in § 18.120.(b) Each LOA will identify terms and conditions for each activity and location. 81 FR 52316, 8/5/2016; 86 FR 43070, 8/5/2021